linux-kernel - Re: how to build a vmlinux with debugging symbols?

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Message-ID: <20090419072934.592127af@infradead.org>
Date:	Sun, 19 Apr 2009 07:29:34 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Task Struct From Hell <taskstructfromhell@...glemail.com>
Cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: how to build a vmlinux with debugging symbols?

On Sun, 19 Apr 2009 15:18:33 +0100
Task Struct From Hell <taskstructfromhell@...glemail.com> wrote:

> List,
> 
> I am trying to figure out why one of my servers crashed, I have some C
> and ASM knowledge and back in the 2.2 days I even wrote a few modules
> to the Linux kernel, but now I am completely lost in the 2.6 kbuild
> and as such, can someone point into some documentation on debugging
> vmcore's and how to enable debugging symbols so using gdb wont be as
> painful? :-)

Hi,

just enable CONFIG_DEBUG_INFO configure option...

(and you can use the sripts/markup_oops.pl script to help decode
oopses.. no need for gdb)

-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
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